AEM Universal Black Adjustable Fuel Pressure Regulator Returnless Fuel System Manufactured in the USA from

Manufactured in the USA from pre-impregnated 3K filament

10 gallon capacity — spare tyre cell format

Direct replacement of: OEM Toyota part number 43516WAA01 / 43512WAA02

Fuel rail plumbing kit available separately (20-0889-PK)

The stock airbox on your Audi S4 or S5 has been manufactured to silence all engine and supercharger sounds at any performance cost

AEM Universal Black Adjustable Fuel Pressure Regulator Returnless Fuel System Manufactured in the USA fromAEM's Universal Adjustable Fuel Pressure Regulator (AEM 25 302BK) is capable of supporting enough fuel flow for engines up to 1000 horsepower. Our universal AEM FPR is tapped to accept a 6 AN, or 9 16"x18 fittings and includes a 1 8 NPT port for a fuel pressure gauge or pressure sensor pick up. Warranty Installation Instructions